# -*- coding: utf-8 -*-

# Scrapy settings for scrapy_sinahealth project
#
# For simplicity, this file contains only settings considered important or
# commonly used. You can find more settings consulting the documentation:
#
#     http://doc.scrapy.org/en/latest/topics/settings.html
#     http://scrapy.readthedocs.org/en/latest/topics/downloader-middleware.html
#     http://scrapy.readthedocs.org/en/latest/topics/spider-middleware.html
import time

BOT_NAME = 'scrapy_sinahealth'

SPIDER_MODULES = ['scrapy_sinahealth.spiders']
NEWSPIDER_MODULE = 'scrapy_sinahealth.spiders'


# Crawl responsibly by identifying yourself (and your website) on the user-agent
#USER_AGENT = 'scrapy_sinahealth (+http://www.yourdomain.com)'
USER_AGENTS = [
 "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; AcooBrowser; .NET CLR 1.1.4322; .NET CLR 2.0.50727)",
 "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; Acoo Browser; SLCC1; .NET CLR 2.0.50727; Media Center PC 5.0; .NET CLR 3.0.04506)",
 "Mozilla/4.0 (compatible; MSIE 7.0; AOL 9.5; AOLBuild 4337.35; Windows NT 5.1; .NET CLR 1.1.4322; .NET CLR 2.0.50727)",
 "Mozilla/5.0 (Windows; U; MSIE 9.0; Windows NT 9.0; en-US)",
 "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Win64; x64; Trident/5.0; .NET CLR 3.5.30729; .NET CLR 3.0.30729; .NET CLR 2.0.50727; Media Center PC 6.0)",
 "Mozilla/5.0 (compatible; MSIE 8.0; Windows NT 6.0; Trident/4.0; WOW64; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; .NET CLR 1.0.3705; .NET CLR 1.1.4322)",
 "Mozilla/4.0 (compatible; MSIE 7.0b; Windows NT 5.2; .NET CLR 1.1.4322; .NET CLR 2.0.50727; InfoPath.2; .NET CLR 3.0.04506.30)",
 "Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN) AppleWebKit/523.15 (KHTML, like Gecko, Safari/419.3) Arora/0.3 (Change: 287 c9dfb30)",
 "Mozilla/5.0 (X11; U; Linux; en-US) AppleWebKit/527+ (KHTML, like Gecko, Safari/419.3) Arora/0.6",
 "Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.2pre) Gecko/20070215 K-Ninja/2.1.1",
 "Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN; rv:1.9) Gecko/20080705 Firefox/3.0 Kapiko/3.0",
 "Mozilla/5.0 (X11; Linux i686; U;) Gecko/20070322 Kazehakase/0.4.5",
 "Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.8) Gecko Fedora/1.9.0.8-1.fc10 Kazehakase/0.5.6",
 "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/535.11 (KHTML, like Gecko) Chrome/17.0.963.56 Safari/535.11",
 "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_3) AppleWebKit/535.20 (KHTML, like Gecko) Chrome/19.0.1036.7 Safari/535.20",
 "Opera/9.80 (Macintosh; Intel Mac OS X 10.6.8; U; fr) Presto/2.9.168 Version/11.52",
]

USER_AGENTS_WECHAT = [
    "Mozilla/5.0 (iPhone; CPU iPhone OS 7_1_2 like Mac OS X) App leWebKit/537.51.2 (KHTML, like Gecko) Version/7.0 Mobile/11D257 Safari/9537.53",
]
USER_AGENTS_MOBILE = [
    "Mozilla/5.0 (iPhone; CPU iPhone OS 7_1_2 like Mac OS X) App leWebKit/537.51.2 (KHTML, like Gecko) Version/7.0 Mobile/11D257 Safari/9537.53",
]
# Obey robots.txt rules
ROBOTSTXT_OBEY = False

# Configure maximum concurrent requests performed by Scrapy (default: 16)
CONCURRENT_REQUESTS = 20

# Configure a delay for requests for the same website (default: 0)
# See http://scrapy.readthedocs.org/en/latest/topics/settings.html#download-delay
# See also autothrottle settings and docs
DOWNLOAD_DELAY = 1
# The download delay setting will honor only one of:
CONCURRENT_REQUESTS_PER_DOMAIN = 26
CONCURRENT_REQUESTS_PER_IP = 26

# Disable cookies (enabled by default)
COOKIES_ENABLED = False
COOKIES_ENABLES = False

# Disable Telnet Console (enabled by default)
#TELNETCONSOLE_ENABLED = False

# Override the default request headers:
#DEFAULT_REQUEST_HEADERS = {
#   'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
#   'Accept-Language': 'en',
#}
DEFAULT_REQUEST_HEADERS = {
  'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8',
  'Accept-Encoding': 'gzip, deflate, br',
  'Cache-Control': 'max-age=0',
  'Accept-Language': 'zh-CN,zh;q=0.8,zh-TW;q=0.6,en;q=0.4',
  # 'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/60.0.3112.113 Safari/537.36',
  'User-Agent': 'Mozilla/5.0 (Windows NT 6.1; WOW64; rv:34.0) Gecko/20100101 Firefox/34.0'
}

# Enable or disable spider middlewares
# See http://scrapy.readthedocs.org/en/latest/topics/spider-middleware.html
#SPIDER_MIDDLEWARES = {
#    'scrapy_sinahealth.middlewares.ScrapySinahealthSpiderMiddleware': 543,
#}

# Enable or disable downloader middlewares
# See http://scrapy.readthedocs.org/en/latest/topics/downloader-middleware.html
#DOWNLOADER_MIDDLEWARES = {
#    'scrapy_sinahealth.middlewares.MyCustomDownloaderMiddleware': 543,
#}
DOWNLOADER_MIDDLEWARES = {
   # 'tutorial.middlewares.MyCustomDownloaderMiddleware': 543,
    'scrapy_sinahealth.middlewares.RandomUserAgentMiddleware': 501,
    # 'scrapy_sinahealth.middlewares.JavaScriptMiddleware': 543,
    # 'scrapy_sinahealth.spiders.qqhealth.QQHealthDownloadMiddleware': 543,
}

# Enable or disable extensions
# See http://scrapy.readthedocs.org/en/latest/topics/extensions.html
#EXTENSIONS = {
#    'scrapy.extensions.telnet.TelnetConsole': None,
#}

# Configure item pipelines
# See http://scrapy.readthedocs.org/en/latest/topics/item-pipeline.html
#ITEM_PIPELINES = {
#    'scrapy_sinahealth.pipelines.ScrapySinahealthPipeline': 300,
#}
ITEM_PIPELINES = {
    # 'scrapy_sinahealth.pipelines.JsonPipeline': 300,
    'scrapy_sinahealth.pipelines.SQLStorePipeline': 600,
}

# 自定义设置
SELENIUM_REQUEST_ENABLED = False
SELENIUM_ENGINE = "PHANTOMJS"

IMAGES_STORE_BASE_PATH = 'D:/pics2'
IMAGES_SERVER_VIRTUAL_BASE_PATH = 'D:/pics2' #'http://localhost/imgs'

# 设置爬虫爬取的最大深度
DEPTH_LIMIT = 100
# logging setting
LOG_ENABLED = True
LOG_ENCODING = 'utf-8'
LOG_LEVEL = 'DEBUG'
# LOG_FILE = "scrapy.log"

# If enabled, Scrapy will wait a random amount of time (between 0.5 * DOWNLOAD_DELAY and 1.5 * DOWNLOAD_DELAY) while fetching requests from the same website.
# https://doc.scrapy.org/en/latest/topics/settings.html#randomize-download-delay
RANDOMIZE_DOWNLOAD_DELAY = True

# The scheduler to use for crawling.
# SCHEDULER = 'scrapy.core.scheduler.Scheduler'
# SCHEDULER_DISK_QUEUE = 'scrapy.squeues.PickleLifoDiskQueue'
# SCHEDULER_MEMORY_QUEUE = 'scrapy.squeues.LifoMemoryQueue'
# SCHEDULER_PRIORITY_QUEUE = 'queuelib.PriorityQueue'

# Setting to True will log debug information about the requests scheduler. This currently logs (only once) if the requests cannot be serialized to disk. Stats counter (scheduler/unserializable) tracks the number of times this happens.
SCHEDULER_DEBUG = True

DUPEFILTER_DEBUG = True
# DUPEFILTER_CLASS = 'scrapy_sinahealth.dupefilters.DbDupeFilter'
DUPEFILTER_TABLE = 't_seen_url'

TIMELINEFILTER_DEBUG = True
TIMELINEFILTER_DATETIME = time.localtime()
# Enable and configure the AutoThrottle extension (disabled by default)
# See http://doc.scrapy.org/en/latest/topics/autothrottle.html
#AUTOTHROTTLE_ENABLED = True
# The initial download delay
#AUTOTHROTTLE_START_DELAY = 5
# The maximum download delay to be set in case of high latencies
#AUTOTHROTTLE_MAX_DELAY = 60
# The average number of requests Scrapy should be sending in parallel to
# each remote server
#AUTOTHROTTLE_TARGET_CONCURRENCY = 1.0
# Enable showing throttling stats for every response received:
#AUTOTHROTTLE_DEBUG = False

# Enable and configure HTTP caching (disabled by default)
# See http://scrapy.readthedocs.org/en/latest/topics/downloader-middleware.html#httpcache-middleware-settings
#HTTPCACHE_ENABLED = True
#HTTPCACHE_EXPIRATION_SECS = 0
#HTTPCACHE_DIR = 'httpcache'
#HTTPCACHE_IGNORE_HTTP_CODES = []
#HTTPCACHE_STORAGE = 'scrapy.extensions.httpcache.FilesystemCacheStorage'
